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"It's really the perfect real estate success story," she said. "It had one of the highest foreclosure rates in the nation for years running, and now they've cut that foreclosure rate in half and they've turned the corner."

One of Corcoran's books is called "Nextville" and is about where boomers are going to want to spend the latter part of their lives, and not surprisingly, most of these cities would qualify as places that Corcoran might advise retirees to consider.

Seattle and San Francisco are probably the two more surprising cities, as they are still fairly expensive, but obviously very appealing places to live. Raleigh has been a sweetheart city because of its affordability and job growth for the past five years or more.

Corcoran said she included cities on her list on the basis of eight factors: